To say there’s been a bit of discussion for the last 10 months or so about the polar vortex would be an understatement the size of the Arctic. The phrase is now a permanent part of our wintertime ...

It's already a lot to endure frigid winter conditions, but what happens when we get an unwelcome visit from an even colder spell of air like a polar vortex? "A polar vortex is simply that: a vortex ...

If you've ever wondered why winter sometimes flips from mild to brutally cold, the answer might be hiding 20 miles above your head. That's where a rare atmospheric phenomenon called sudden ...